Staunch Donald Trump ally Representative Andy Biggs has won the Republican nomination for Arizona governor, positioning himself for a November general election contest against Democratic Governor Katie Hobbs. Biggs secured a decisive victory over fellow US House member David Schweikert in Tuesday's primary election.

Arizona, a state with a history of political shifts, has seen close races in recent elections. While Joe Biden won the state in 2020, Donald Trump carried it in 2024. Currently, Democrats hold both US Senate seats and the top three state offices, making the governor's race a key battleground.

The Republican primary outcome means Biggs, a former head of the Conservative House Freedom Caucus and an advocate for Trump's challenges to the 2020 election results, will represent the GOP. This choice could energize the Republican base but potentially alienate independent voters, a concern raised by the primary's dynamics.

Biggs expressed confidence following his win, rallying supporters with a call to "turn Arizona red again." He addressed concerns about his perceived extremism, stating he is a "principled conservative" who collaborates with those holding different views.

Meanwhile, the Democratic primary saw a tight race between former state Representative Amish Shah and party-backed Marlene Galan-Woods, with Shah holding a lead. The results of this primary will determine Hobbs's opponent in the fall.

Biggs's victory is seen by some as a move by Republican voters to nominate a candidate strongly aligned with the party's conservative wing. His past actions, including support for efforts to challenge the 2020 election certification, have drawn attention and may become a focal point in the general election campaign.

The general election for Arizona governor is anticipated to be closely watched, given the state's recent history of narrow electoral margins and its significance in national political trends. The outcome could impact the balance of power in a state that has become increasingly competitive.

As Biggs prepares to face Governor Hobbs, the campaign is expected to focus on key policy issues and the candidates' respective political ideologies. The appeal to independent voters and turnout among different party factions will likely play a crucial role in determining the winner in November.